alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET ACTIVEX Advanced File Vault Activex Heap Spray Attempt"; flow:established,to_client; file_data; content:"|2e|GetWebStoreURL"; content:"clsid"; nocase; content:"25982EAA-87CC-4747-BE09-9913CF7DD2F1"; nocase; distance:0; pcre:"/<object\s*[^>]*\s*classid\s*=\s*[\x22\x27]\s*clsid\s*\x3a\s*{?\s*25982EAA-87CC-4747-BE09-9913CF7DD2F1\s*}?(.*)\>/si"; reference:url,www.exploit-db.com/exploits/14580/; classtype:attempted-user; sid:2012147; rev:7; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2011_01_05, deployment Perimeter, confidence Medium, signature_severity Major, tag ActiveX, updated_at 2019_07_26;)